Cita APA (7th ed.)

Turbayne, A. A. (1968). Monograms and ciphers. Dover.

Cita Chicago (17th ed.)

Turbayne, A. A. Monograms and Ciphers. Nueva York: Dover, 1968.

Cita MLA (9th ed.)

Turbayne, A. A. Monograms and Ciphers. Dover, 1968.